1. Material: 925 silver + platinum plated 2. Polishing process, fine grinding by hand to make the product surface smoother and more translucent 3. Made of 925 sterling silver, it is skin-friendly, comfortable and healthy to wear. 4. Thickened electroplating with three layers of protective color, which will not fade when worn. 5. Height and width: 16x7mm; inner diameter of ear loop: 12.5mm 6. Weight: about 2.8g 7. All products are measured manually. There may be slight errors in the actual product specifications and weights. The actual product shall prevail.